Evidence row 2722426

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YQkP1m"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/494a3675-36d5-492d-8ee6-80ddd21ffb5e/.well-known/agent-card.json"
    ]
  ],
  "name": "Daston",
  "owner_address": "0x6eb1327d2f41b07e452beb70cf16853002e917c8",
  "raw": {
    "agent_id": "208386",
    "agent_uri": "https://centralcity.ai/a/YQkP1m",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Daston is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/YQkP1m",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Daston",
      "registrations": [
        {
          "agentId": 208386,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/494a3675-36d5-492d-8ee6-80ddd21ffb5e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YQkP1m",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793745531,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:40:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Daston is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/YQkP1m"
}

What the leaf hashes

{"body":"590bd7e84f3e5ee9f42b36ce647465a84b207d7cef719fb41ca9d3228cd82496","id":2722426,"kind":"listing","method":"sync.erc8004/1","observed_us":1793745616486645,"prev":2721154,"subject":"erc8004:5042:208386","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x4c67775c5d807b61271095e7d65014e1de1f55e8d47a82114b81772ff1b34098
2. 0xa96cfd46f553ad6b79419e6991731af1e6c8b10dc3463f43ba33f37c7148e32e
3. 0x052d0c574640b027767b8d1b819f44345a20412777133c764cb9a9891326fa49
4. 0x3983cd0607a6a3dbaaeed66bf07500f0b84e39946d7b5dbe3debd987a2a76cd5
5. 0xb1db30599c70b704b88abb1ae62783ec35009c3685b1c092d49e230b5e8a1d2f
6. 0x7f9d6cb82fb4f5ebe4d08cf03535f5df171867d08dfe741378f318dfc36db5bd
7. 0x38c31b31745fc424667d288a158a39547677d1a7b9be8fe956a1c18499f8264d
8. 0x43903d6b0e5a23879af132071b3951057b808393fc0497a97598b3b92403a186
9. 0xbfce0e544cce601a092f25e5cdc9a556088199353a8a400c334f4cde828cd468
10. 0xfa6912b5560afa231b2a832c2266e43c527ad2e166f95406cac448677a7fc5e4
11. 0x90d708c86d463b68da346499cf42e69b9bb42948f462fd634db4f1a2296a9ca6
12. 0x906208dd0f61cb76c5ab46f992d0d280c98f599746784e36966fc3d12ec06bd8
13. 0x25e7c6e3ae958d725091b9780092a534731cdfe4819dd1ffe52af56311601eb8
14. 0x5e9968227987a7f0940fee03a33017f5e7157de7f0889921817733c1ab8871d1
15. 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7